Olly was impressed by Keisha and Salli but his chair didn't turn around

As the last few seconds of Keisha and Salli's performance finished, Olly desperately pressed his button in the hope it will kick start the chair, and join Sir Tom Jones and will.i.am, who had already spun around.

But his buzzing is to no avail, and at one point he shouts: "I pressed it, I pressed it!"

Thankfully his efforts were registered regardless, and eventually his chair was turned around so he can fight for the pair to come and join his team.

A show source said: "It was a fault with the motor mechanism in the chair. Olly did press his button within the time."

However, the ladies went for will.i.am in the end after impressing with their performance of Black Widow.

Olly, 33, has certainly made his mark during his first year on the show, having been left tongue-tied and flustered earlier in the series after falling under the spell of burlesque performer Ivy Paige.

The singer was seen blushing like a schoolboy as he listened to her perform, before getting hot under the collar as he eventually spun his chair.

Raunchy Ivy channelled her inner Jessica Rabbit for her audition, performing to Why Don't You Do Right? by Peggy Lee, Olly couldn't keep his eyes off her.

Olly replied: "I loved the song from the moment you started singing and aside from the fact you look amazing, you sang amazing.
"I feel your body reached over and pushed my button...and we're going to have a lot of fun..."

Jennifer Hudson was unimpressed and said: "You get back up on the stage, you sit down.